A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5895-00-637-2658
NSN 5935-01-624-5938
NSN 6320-01-087-7961
NSN 5998-00-514-8643
NSN 5930-01-441-8276
NSN 5950-00-018-6691
NSN 5930-01-013-6702
NSN 6320-01-357-0728
NSN 6130-01-111-9868
NSN 5950-01-547-2693
NSN 2925-00-964-7128
NSN 5999-01-392-4825